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William Blair & Company

William Blair & Company Portfolio holdings

AUM $38.4B
1-Year Est. Return 25.71%
This Fund
S&P 500
This Quarter Est. Return
-2.96%
1 Year Est. Return
+25.71%
3 Year Est. Return
+88.7%
5 Year Est. Return
+104.53%
10 Year Est. Return
+665.86%
AUM
$21.8B
AUM Growth
-$767M
Cap. Flow
+$148M
Cap. Flow %
0.68%
Top 10 Hldgs %
23.44%
Holding
1,924
New
62
Increased
766
Reduced
660
Closed
101

Top Buys

Rank Stock Value
1
WSO icon
Watsco Inc
WSO
+$31.3M
2
TYL icon
Tyler Technologies
TYL
+$24.6M
3
DHR icon
Danaher
DHR
+$22.7M
4
IRTC icon
iRhythm Holdings
IRTC
+$20.9M
5
USFR icon
WisdomTree Floating Rate Treasury Fund
USFR
+$20.8M

Top Sells

Rank Stock Value
1
TEAM icon
Atlassian
TEAM
+$77.8M
2
TREX icon
Trex
TREX
+$39.7M
3
DOCU
DocuSign
DOCU
+$17.2M
4
AKAM icon
Akamai
AKAM
+$16.6M
5
GLD icon
SPDR Gold Trust
GLD
+$13.1M

Sector Composition

Rank Sector Weight
1 Technology 23.15%
2 Healthcare 19.33%
3 Financials 11.9%
4 Industrials 11.25%
5 Consumer Discretionary 9.33%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
EWG icon
1651
iShares MSCI Germany ETF
EWG
$1.67B
$25K ﹤0.01%
1,272
– –
GSIE icon
1652
Goldman Sachs ActiveBeta International Equity ETF
GSIE
$6.14B
$25K ﹤0.01%
991
– –
MLPA icon
1653
Global X MLP ETF
MLPA
$2.29B
$25K ﹤0.01%
634
– –
SCHZ icon
1654
Schwab US Aggregate Bond ETF
SCHZ
$10.5B
$25K ﹤0.01%
1,082
– –
XTN icon
1655
State Street SPDR S&P Transportation ETF
XTN
$392M
$25K ﹤0.01%
400
– –
AFMD
1656
DELISTED
Affimed
AFMD
$24K ﹤0.01%
1,150
– –
GEF.B icon
1657
Greif Class B
GEF.B
$4.24B
$24K ﹤0.01%
400
– –
KBWY icon
1658
Invesco KBW Premium Yield Equity REIT ETF
KBWY
$307M
$24K ﹤0.01%
1,276
– –
MNTS icon
1659
Momentus
MNTS
$91.5M
$24K ﹤0.01%
1
– –
PBE icon
1660
Invesco Biotechnology & Genome ETF
PBE
$358M
$24K ﹤0.01%
400
– –
EMAN
1661
DELISTED
eMagin Corporation
EMAN
$24K ﹤0.01%
40,100
– –
EEMS icon
1662
iShares MSCI Emerging Markets Small-Cap ETF
EEMS
$379M
$23K ﹤0.01%
500
– –
FCVT icon
1663
First Trust SSI Strategic Convertible Securities ETF
FCVT
$103M
$23K ﹤0.01%
743
– –
IGM icon
1664
iShares Expanded Tech Sector ETF
IGM
$10.8B
$23K ﹤0.01%
492
+96
+24% +$5.06K
ISCG icon
1665
iShares Morningstar Small-Cap Growth ETF
ISCG
$1.02B
$23K ﹤0.01%
660
– –
HZN
1666
DELISTED
Horizon Global Corporation
HZN
$23K ﹤0.01%
18,500
– –
NEAR icon
1667
iShares Short Maturity Bond ETF
NEAR
$4.88B
$22K ﹤0.01%
443
– –
SPTI icon
1668
State Street SPDR Portfolio Intermediate Term Treasury ETF
SPTI
$10.6B
$22K ﹤0.01%
+793
New +$23.2K
STZ.B
1669
DELISTED
CONSTELLATION BRANDS, INC. CLASS B
STZ.B
$22K ﹤0.01%
75
– –
IMH
1670
DELISTED
Impac Mortgage Holdings Inc.
IMH
$22K ﹤0.01%
73,470
– –
AOA icon
1671
iShares Core 80/20 Aggressive Allocation ETF
AOA
$3.28B
$21K ﹤0.01%
375
+2
+0.5% +$122
SPTL icon
1672
State Street SPDR Portfolio Long Term Treasury ETF
SPTL
$10.7B
$21K ﹤0.01%
724
+601
+489% +$19.5K
ACES icon
1673
ALPS Clean Energy ETF
ACES
$124M
$20K ﹤0.01%
354
+1
+0.3% +$59
BLV icon
1674
Vanguard Long-Term Bond ETF
BLV
$5.7B
$20K ﹤0.01%
272
-300
-52% -$23.7K
CSD icon
1675
Invesco S&P Spin-Off ETF
CSD
$232M
$20K ﹤0.01%
410
– –
65 66
67
68 69

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William Blair & Company's Q3 2022 Portfolio in Review

As of Q3 2022, William Blair & Company held 1,924 positions worth $21.8B, down 3.4% from $22.5B the previous quarter. Its ten largest holdings account for 23% of the portfolio.

William Blair & Company's Q3 2022 filing shows 62 new, 766 increased, 660 reduced and 101 closed positions. Its largest new stake was GSK: 37,792 shares worth $1.11M. The largest sale was Atlassian, an estimated $77.8M.

By sector, the portfolio is most concentrated in Technology at 23% of assets, down from 24% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q3 2022 buy was GSK: 37,792 shares worth $1.11M.
  • William Blair & Company added most to Watsco Inc in Q3 2022, an estimated $31.3M increase.
  • William Blair & Company's biggest Q3 2022 reduction was Trex, cutting an estimated $39.7M.
  • William Blair & Company fully exited Atlassian in Q3 2022, selling an estimated $77.8M.
  • William Blair & Company's ten largest holdings make up 23% of its $21.8B portfolio in Q3 2022.
  • William Blair & Company opened 62 new positions and closed 101 in Q3 2022.
  • William Blair & Company's portfolio value fell 3.4% quarter-over-quarter to $21.8B.

Based on William Blair & Company's 13F filing for Q3 2022, filed 9 Nov 2022.